[linux-users:87980] Wu-FTPD2.6.0$B$G(Broot,anonymous$B0J30%m%0%*%s$G$-$J$$(B

[Junji Tanaka <junji _at_ xxxxxxxxx>]

Slackware7.0($B%P!<%A%c%k%[%9%H5!(B)$B$N4D6-$K!"(BWu-FTPD2.6.0
$B$r%$%s%9%H!<%k$7!"(Bftpaccess$BEy$r@_DjJQ99$7$?$N$G$9$,(B
root$B$H(Banonymous$B0J30$O(BFTP$B$G%m%0%*%s$G$-$^$;$s!#(B


$B-!$^$:!"%f!<%6(Btest1(1200)$B%0%k!<%W(Busers1(1500)$B$H(B
$B!!!!!!(B $B%f!<%6(Btest2(1201)$B%0%k!<%W(Btest2(1201)$B$G:n@.$9$k!#(B
/etc/passwd$B$r(B
test1:***:1200:1500::/home/test1:/bin/bash
test2:***:1201:1201::/home/test2:/bin/bash
passwd test1&2
>****$B$G%Q%9%o!<%IJQ99(B
$B$H$7!"(B
/etc/group$B$r(B
users1::1500:test1
test2::1201:test2
$B$H$7!"(B
$B-"(Bls -l /home/$B$H$9$k$H(B
drwxw-xw-x test1 users1	4096 *** /test1
drwxw-xw-x test2 test2	4096 *** /test2
$B%Q!<%_%C%7%g%s3NG':Q$_!#(B

$B-#$G%U%#%k%?$5$l$F$$$J$$;v$r3NG'$7$F$$$^$9!#(B
$B@_Dj=q498e(B

$B-$(Bkillall -HUP inetd
$B$H$7!"(BFTP$B5/F0(B
ftp localhost
Login$B!d(Btest1
331 Password required for test1
Password:$B!d(B*****
530 Login incorrect.
Login failed.
$B$H$J$C$F$7$^$$$^$9!#(B(test2$B$G$bF1MM(B)


$B$A$J$_$K!"(Broot$B$d(Banonymous$B$@$HLdBj$J$/%m%0%$%s$G$-$^$9!#(B
$BG0$N$?$a!"(B/etc/$B0LCV$N(Bftpaccess$B$d(Bftpuser$B$r=q$-49$($k$H(B
Wu-FTPD$B$NF0:n$,JQ99$5$l$k$3$H$r3NG'$7$F$$$^$9!#(B
/etc/inetd.conf$B$O(B
ftp stream tcp nowait root /usr/local/sbin/in.ftpd in.ftpd -a
$B$H5-=R$7$F$$$^$9!#(B

$B$I$3$r$I$NMM$KD>$;$P$h$$$N$G$7$g$&$+!)(B
$BK|:v?T$-$^$7$?$N$G!"3'MM$N$*NO$r$*B_$74j$($^$9$G$7$g$&$+!#(B